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Gerthy Michel, MSN, APRN, FNP-BC

…   Gerthy Michel is a board certified Nurse Practitioner in the Division of Colorectal Surgery who graduated from Pace … Dr. Pokala Ravi Kiran, and all the colorectal surgeons in the Division. She sees patients in collaboration with the Colorectal Attending Surgeons in …

Last Modified: 04/04/2025 - 10:01

Living Donor Liver Transplantation

… , living donor liver transplantations are performed in people who have liver conditions that cannot be cured any … complications that can come from long waiting times. In fact, living donor liver transplantation offers several … the recipient and the donor will both need to be evaluated in order to determine if they are physically and mentally …

Last Modified: 01/26/2026 - 11:35

Our Heart Surgery Programs and Services

… Heart disease comes in many forms. It can be stable or severe, straight-forward … with, help is available. Columbia is a world-leader in surgical and medical management for all types of heart … developed a number of game-changing surgical innovations in valve treatment, heart transplant, and more that have …

Last Modified: 12/22/2025 - 12:23

Basic Science Surgery Presentations and Research

… the publications below may require subscriptions or a log-in through the Columbia library while PubMed links are … Naka Y, Farr M, Givens R, Wan EY. Increased Kidney Injury in Black Patients After Cardiac Transplant. Frasca A, Keeney … Are Not Associated With Hemorrhagic Adverse Events in Left Ventricular Assist Device Patients. Grady KL, Okwuosa …

Last Modified: 05/09/2024 - 12:32

The Miraculous Recovery of the Medical ECMO Program’s First ECMO Transport

… In September, 2008, Melissa, then a healthy 27-year old, … support, including the need for a ventilator, the bleeding in her lungs caused her to suffer a cardiac arrest. The … temporary, artificial lung by providing oxygen to the body in cases of severe lung failure. However, ECMO has its own …

Last Modified: 02/19/2023 - 13:08

General Surgery Observership Program

… notice due to COVID-19***   Thank you for your interest in our general surgery program. Please note that we do not … consists of – observing a surgeon who accepts you request, in the operating room – maybe during office hours and clinic … and to attend our Thursdays Dept. conference. Please keep in mind that every surgeon may have their own schedule they …

Last Modified: 02/19/2023 - 13:10

Stories of Hope: Ian Bernard's Story

… In the Jewish religion a boy becomes a man at thirteen years … of his funds to the Pancreas Center at Columbia University in honor of his grandfather Barry, who fought a brave fight with pancreatic cancer until he passed in December 2008. Ian hopes that by donating funds to the …

Last Modified: 02/19/2023 - 13:09

NewYork-Presbyterian Morgan Stanley Children’s Hospital

… children, Babies and Children's Hospital opened its doors in 1887. In 2003 the NewYork-Presbyterian Morgan Stanley Children’s … tower was designed with the unique needs of children in mind, and includes spacious rooms with family functional …

Last Modified: 02/19/2023 - 13:11

Mercedes Martinez, MD

… and internationally recognized for her expertise in treating liver tumors and autoimmune liver disorders. Her … tolerance and personalized immunosuppression, liver tumors in children, autoimmune liver diseases, metabolic disorders, … associated with liver diseases, and intestinal failure. In addition, she has been part of multi-center collaborative …

Last Modified: 03/05/2026 - 09:35

Marco Bertucci Zoccali, MD, FACS, FASCRS

… is a minimally invasive surgeon with extensive expertise in the treatment of the broad range of colorectal diseases … He received his medical degree at the Catholic University in Rome, Italy where he also completed his surgical training. … lower intestinal tract, his personal interest lies mostly in minimally invasive approaches to colorectal conditions – …

Last Modified: 03/05/2026 - 09:35

Lung Transplantation Patient Guide

… In order to have the best possible health after transplant … Transplantation Follow-Up Care Exercise Program Staying in Touch with Your Transplant Team Immunosuppression and … : Dr. Joshua Sonett, sits down to talk about the latest in lung transplant care and offers advice to patients on …

Last Modified: 08/12/2025 - 11:00

Toddler Thriving a Year After Heart Transplant

… on January 18, 2005 with a tumor the size of a golf ball in his heart. His parents brought him to Morgan Stanley … of Surgery and Director, Pediatric Cardiac Surgery  in Columbia's Department of Surgery, operated on January 21 … made a plea to the public regarding their baby son, in hope of finding a donor heart. On January 26, 2005, five …

Last Modified: 02/19/2023 - 13:10

Re-operative Parathyroid Surgery

… Of note, the PTH level is also usually normal, but in certain cases can remain high for a year or so after the … parathyroid surgeon is approximately 95 to 98%, even in the best of hands, some patients will not be cured after … to stick together, making any additional operation in the area more difficult. The scar tissue can make finding …

Last Modified: 09/25/2025 - 15:55

Esophageal Atresia

… (EA) is a rare congenital condition (present at birth) in which the esophagus fails to connect to the stomach and ends in a blind pouch instead. Some babies have a hole between … conditions can occur separately or together and may vary in severity, but babies with EA, TEF, or EA-TEF must undergo …

Last Modified: 11/05/2025 - 16:50

Aortic Repair Keeps Danny On the Run

… did it,” Danny says. “Being active was my whole identity.” In his late 40s, Danny starting taking blood pressure … exercising as often. Then one day he felt some pressure in his chest, and a local cardiologist told him that his … And I knew I’d come to the right place.” Danny had an ally in Hiroo Takayama, MD, PhD is one of the nation’s leading …

Last Modified: 02/19/2023 - 13:11

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